TW531647B - System and method for current sensing - Google Patents

System and method for current sensing Download PDF

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Publication number
TW531647B
TW531647B TW090125403A TW90125403A TW531647B TW 531647 B TW531647 B TW 531647B TW 090125403 A TW090125403 A TW 090125403A TW 90125403 A TW90125403 A TW 90125403A TW 531647 B TW531647 B TW 531647B
Authority
TW
Taiwan
Prior art keywords
switch
current
amplifier
coupled
voltage
Prior art date
Application number
TW090125403A
Other languages
English (en)
Chinese (zh)
Inventor
Ryan Goodfellow
David Susak
Original Assignee
Primarion Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Primarion Inc filed Critical Primarion Inc
Application granted granted Critical
Publication of TW531647B publication Critical patent/TW531647B/zh

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16504—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed
    • G01R19/16519—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed using FET's
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0009—Devices or circuits for detecting current in a converter
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
    • H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
    • H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
TW090125403A 2000-10-13 2001-10-15 System and method for current sensing TW531647B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24033900P 2000-10-13 2000-10-13

Publications (1)

Publication Number Publication Date
TW531647B true TW531647B (en) 2003-05-11

Family

ID=22906128

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090125403A TW531647B (en) 2000-10-13 2001-10-15 System and method for current sensing

Country Status (8)

Country Link
US (1) US6559684B2 (de)
EP (1) EP1360511B1 (de)
JP (1) JP2004516458A (de)
AT (1) ATE294397T1 (de)
AU (1) AU2002224382A1 (de)
DE (1) DE60110466D1 (de)
TW (1) TW531647B (de)
WO (1) WO2002031517A2 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8779777B2 (en) 2010-06-04 2014-07-15 Linear Technology Corporation Dynamic compensation of aging drift in current sense resistor
CN110988433A (zh) * 2019-11-19 2020-04-10 苏州佳世达光电有限公司 电流检测电路及电流检测方法
TWI776075B (zh) * 2018-08-08 2022-09-01 美商高通公司 在用於量測經傳送電力之晶粒上直流至直流轉換器中之電流感測

Families Citing this family (119)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10052836A1 (de) * 2000-10-24 2002-05-16 Endress Hauser Gmbh Co Vorrichtung zur Bestimmung und/oder Überwachung einer Prozeßvariablen
US6795009B2 (en) * 2002-09-09 2004-09-21 Primarion, Inc. System and method for current handling in a digitally-controlled power converter
US7262628B2 (en) * 2004-07-02 2007-08-28 Primarion, Inc. Digital calibration with lossless current sensing in a multiphase switched power converter
WO2003055034A1 (fr) * 2001-12-10 2003-07-03 Citizen Watch Co., Ltd. Circuit de chargement
US7394445B2 (en) 2002-11-12 2008-07-01 Power-One, Inc. Digital power manager for controlling and monitoring an array of point-of-load regulators
US7456617B2 (en) 2002-11-13 2008-11-25 Power-One, Inc. System for controlling and monitoring an array of point-of-load regulators by a host
US7743266B2 (en) * 2002-12-21 2010-06-22 Power-One, Inc. Method and system for optimizing filter compensation coefficients for a digital power control system
US7673157B2 (en) * 2002-12-21 2010-03-02 Power-One, Inc. Method and system for controlling a mixed array of point-of-load regulators through a bus translator
US7836322B2 (en) * 2002-12-21 2010-11-16 Power-One, Inc. System for controlling an array of point-of-load regulators and auxiliary devices
US7266709B2 (en) * 2002-12-21 2007-09-04 Power-One, Inc. Method and system for controlling an array of point-of-load regulators and auxiliary devices
US7737961B2 (en) * 2002-12-21 2010-06-15 Power-One, Inc. Method and system for controlling and monitoring an array of point-of-load regulators
US7882372B2 (en) * 2002-12-21 2011-02-01 Power-One, Inc. Method and system for controlling and monitoring an array of point-of-load regulators
US7710092B2 (en) * 2003-02-10 2010-05-04 Power-One, Inc. Self tracking ADC for digital power supply control systems
US6873136B2 (en) 2003-06-17 2005-03-29 Dell Products L.P. Smart VRM to extend the battery life
TW200516409A (en) * 2003-11-04 2005-05-16 Benq Corp Portable storage device
US7193410B2 (en) * 2004-05-04 2007-03-20 Hewlett-Packard Development Company, L.P. Transistor monitor for a multiphase circuit
US7019581B1 (en) 2004-06-03 2006-03-28 National Semiconductor Corporation Current sense circuit
US7327149B2 (en) * 2005-05-10 2008-02-05 Power-One, Inc. Bi-directional MOS current sense circuit
GB2428301B (en) * 2005-07-13 2008-02-13 A D Developments Ltd Current measurement apparatus
WO2007032755A1 (en) * 2005-09-09 2007-03-22 Semiconductor Components Industries, L.L.C. Method of forming a current sense circuit and structure therefor
GB2431739A (en) 2005-10-27 2007-05-02 Wolfson Microelectronics Plc Switch current sensing circuit
JP5344502B2 (ja) * 2005-11-08 2013-11-20 ルネサスエレクトロニクス株式会社 電源装置
JP4936315B2 (ja) * 2005-11-08 2012-05-23 ルネサスエレクトロニクス株式会社 スイッチング電源装置と半導体集積回路装置
US11881814B2 (en) 2005-12-05 2024-01-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US10693415B2 (en) 2007-12-05 2020-06-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
TWI323871B (en) * 2006-02-17 2010-04-21 Himax Tech Inc Current mirror for oled
US8473250B2 (en) 2006-12-06 2013-06-25 Solaredge, Ltd. Monitoring of distributed power harvesting systems using DC power sources
US8963369B2 (en) 2007-12-04 2015-02-24 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8013472B2 (en) 2006-12-06 2011-09-06 Solaredge, Ltd. Method for distributed power harvesting using DC power sources
US11735910B2 (en) 2006-12-06 2023-08-22 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US8816535B2 (en) 2007-10-10 2014-08-26 Solaredge Technologies, Ltd. System and method for protection during inverter shutdown in distributed power installations
US9130401B2 (en) 2006-12-06 2015-09-08 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8618692B2 (en) 2007-12-04 2013-12-31 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US11888387B2 (en) 2006-12-06 2024-01-30 Solaredge Technologies Ltd. Safety mechanisms, wake up and shutdown methods in distributed power installations
US9112379B2 (en) 2006-12-06 2015-08-18 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US11309832B2 (en) 2006-12-06 2022-04-19 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8319471B2 (en) 2006-12-06 2012-11-27 Solaredge, Ltd. Battery power delivery module
US8319483B2 (en) 2007-08-06 2012-11-27 Solaredge Technologies Ltd. Digital average input current control in power converter
US11569659B2 (en) 2006-12-06 2023-01-31 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11296650B2 (en) 2006-12-06 2022-04-05 Solaredge Technologies Ltd. System and method for protection during inverter shutdown in distributed power installations
US12316274B2 (en) 2006-12-06 2025-05-27 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US12676488B2 (en) 2006-12-06 2026-07-07 Solaredge Technologies Ltd. System and method for protection during inverter shutdown in distributed power installations
US8947194B2 (en) 2009-05-26 2015-02-03 Solaredge Technologies Ltd. Theft detection and prevention in a power generation system
US9088178B2 (en) 2006-12-06 2015-07-21 Solaredge Technologies Ltd Distributed power harvesting systems using DC power sources
US8384243B2 (en) 2007-12-04 2013-02-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11855231B2 (en) 2006-12-06 2023-12-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11687112B2 (en) 2006-12-06 2023-06-27 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US7772818B2 (en) * 2007-04-03 2010-08-10 Apple Inc. Method and apparatus for measuring an average output current of a switching regulator using current-sensing-circuitry
US7936160B1 (en) * 2007-04-25 2011-05-03 National Semiconductor Corporation Apparatus and method for valley emulated current mode control
US7960997B2 (en) * 2007-08-08 2011-06-14 Advanced Analogic Technologies, Inc. Cascode current sensor for discrete power semiconductor devices
US7834613B2 (en) 2007-10-30 2010-11-16 Power-One, Inc. Isolated current to voltage, voltage to voltage converter
EP2068445B1 (de) * 2007-12-04 2015-05-06 ams AG Filteranordnung, Filterverfahren und Stromsensoranordnung
US11264947B2 (en) 2007-12-05 2022-03-01 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US8289742B2 (en) 2007-12-05 2012-10-16 Solaredge Ltd. Parallel connected inverters
WO2009072076A2 (en) 2007-12-05 2009-06-11 Solaredge Technologies Ltd. Current sensing on a mosfet
US9291696B2 (en) 2007-12-05 2016-03-22 Solaredge Technologies Ltd. Photovoltaic system power tracking method
JP2011507465A (ja) 2007-12-05 2011-03-03 ソラレッジ テクノロジーズ リミテッド 分散型電力据付における安全機構、ウェークアップ方法およびシャットダウン方法
FR2925167B1 (fr) * 2007-12-17 2010-02-19 St Microelectronics Sa Dispositif de mesure de courant
FR2925166B1 (fr) * 2007-12-17 2010-05-21 St Microelectronics Sa Procede et dispositif de mesure de courant pour un convertisseur dc/dc
US8169081B1 (en) 2007-12-27 2012-05-01 Volterra Semiconductor Corporation Conductive routings in integrated circuits using under bump metallization
JP5044448B2 (ja) * 2008-03-03 2012-10-10 ルネサスエレクトロニクス株式会社 電源スイッチ回路
EP2269290B1 (de) 2008-03-24 2018-12-19 Solaredge Technologies Ltd. Schaltwandler mit einer aktiven klemmung zur erzielung von nullspannungsschaltung
WO2009136358A1 (en) 2008-05-05 2009-11-12 Solaredge Technologies Ltd. Direct current power combiner
US8179705B2 (en) * 2008-05-27 2012-05-15 Power-One, Inc. Apparatus and method of optimizing power system efficiency using a power loss model
EP2144356B1 (de) * 2008-07-09 2019-06-26 Dialog Semiconductor GmbH Abwärtswandlerschwellenerkennung für einen automatischen Impulsüberspringungsmodus
CN104158483B (zh) 2009-05-22 2017-09-12 太阳能安吉科技有限公司 电隔离的散热接线盒
US12418177B2 (en) 2009-10-24 2025-09-16 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US8710699B2 (en) 2009-12-01 2014-04-29 Solaredge Technologies Ltd. Dual use photovoltaic system
US8766696B2 (en) 2010-01-27 2014-07-01 Solaredge Technologies Ltd. Fast voltage level shifter circuit
US8786266B2 (en) * 2010-02-01 2014-07-22 Microchip Technology Incorporated Effective current sensing for high voltage switching regulators
US8972216B2 (en) 2010-03-09 2015-03-03 Infineon Technologies Austria Ag Methods and apparatus for calibration of power converters
US10673229B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
GB2485527B (en) 2010-11-09 2012-12-19 Solaredge Technologies Ltd Arc detection and prevention in a power generation system
US10673222B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
US10230310B2 (en) 2016-04-05 2019-03-12 Solaredge Technologies Ltd Safety switch for photovoltaic systems
GB2486408A (en) 2010-12-09 2012-06-20 Solaredge Technologies Ltd Disconnection of a string carrying direct current
GB2483317B (en) 2011-01-12 2012-08-22 Solaredge Technologies Ltd Serially connected inverters
US12665546B2 (en) 2011-01-28 2026-06-23 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
CA2776185C (en) * 2011-06-09 2016-11-15 Osram Sylvania Inc. Multiple channel light source power supply with output protection
US8570005B2 (en) 2011-09-12 2013-10-29 Solaredge Technologies Ltd. Direct current link circuit
GB2498365A (en) 2012-01-11 2013-07-17 Solaredge Technologies Ltd Photovoltaic module
GB2498790A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Maximising power in a photovoltaic distributed power system
US9853565B2 (en) 2012-01-30 2017-12-26 Solaredge Technologies Ltd. Maximized power in a photovoltaic distributed power system
GB2498791A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Photovoltaic panel circuitry
GB2499991A (en) 2012-03-05 2013-09-11 Solaredge Technologies Ltd DC link circuit for photovoltaic array
EP2859650B1 (de) 2012-05-25 2017-02-15 Solaredge Technologies Ltd. Schaltung für verbundene gleichstromquellen
US10115841B2 (en) 2012-06-04 2018-10-30 Solaredge Technologies Ltd. Integrated photovoltaic panel circuitry
EP2730931B1 (de) 2012-11-12 2015-08-26 ST-Ericsson SA Absolutwert-Strommesskreis für Gleichstrom-Gleichstrom-Abwärtswandler mit integrierter Leistungsstufe
CN102981032B (zh) * 2012-11-13 2015-09-16 深圳鼎信芯微电子有限公司 一种用于全电感电流波形的检测电路及方法
US9059594B2 (en) * 2012-11-28 2015-06-16 Energy Pass Incorporation Battery switching charger and method for controlling battery switching charger
US9548619B2 (en) 2013-03-14 2017-01-17 Solaredge Technologies Ltd. Method and apparatus for storing and depleting energy
US9941813B2 (en) 2013-03-14 2018-04-10 Solaredge Technologies Ltd. High frequency multi-level inverter
EP2779251B1 (de) 2013-03-15 2019-02-27 Solaredge Technologies Ltd. Umgehungsmechanismus
JP6171429B2 (ja) * 2013-03-15 2017-08-02 オムロン株式会社 計測装置および計測方法
US9213351B2 (en) 2013-11-22 2015-12-15 Analog Devices, Inc. Bi-directional current sensor
CN103939256A (zh) * 2014-03-24 2014-07-23 同济大学 自适应离子电流检测装置
US9318974B2 (en) 2014-03-26 2016-04-19 Solaredge Technologies Ltd. Multi-level inverter with flying capacitor topology
US9720020B2 (en) * 2014-05-28 2017-08-01 Nxp B.V. Broad-range current measurement using variable resistance
US9891249B2 (en) * 2014-05-28 2018-02-13 Nxp B.V. Broad-range current measurement using duty cycling
DE102015213971B4 (de) * 2015-07-23 2022-07-28 Dialog Semiconductor (Uk) Limited Kombinierte hochseitige und tiefseitige Stromerfassung
US10216208B2 (en) * 2015-08-27 2019-02-26 Qualcomm Incorporated Load current sensing in voltage regulator
US11081608B2 (en) 2016-03-03 2021-08-03 Solaredge Technologies Ltd. Apparatus and method for determining an order of power devices in power generation systems
CN107153212B (zh) 2016-03-03 2023-07-28 太阳能安吉科技有限公司 用于映射发电设施的方法
US10599113B2 (en) 2016-03-03 2020-03-24 Solaredge Technologies Ltd. Apparatus and method for determining an order of power devices in power generation systems
US11177663B2 (en) 2016-04-05 2021-11-16 Solaredge Technologies Ltd. Chain of power devices
US11018623B2 (en) 2016-04-05 2021-05-25 Solaredge Technologies Ltd. Safety switch for photovoltaic systems
US12057807B2 (en) 2016-04-05 2024-08-06 Solaredge Technologies Ltd. Chain of power devices
US10802053B2 (en) 2016-09-22 2020-10-13 Infineon Technologies Ag Configuration of integrated current flow sensor
KR102710852B1 (ko) * 2017-02-15 2024-09-27 엘에스일렉트릭(주) 전류 검출 장치
US10998817B2 (en) * 2017-09-29 2021-05-04 Taiwan Semiconductor Manufacturing Company Limited Auto calibration dead-time control circuit
CN111448464A (zh) * 2017-12-09 2020-07-24 深圳市丹砂科技有限公司 用于生物医学测量的电流传感器
JP2019149614A (ja) 2018-02-26 2019-09-05 ルネサスエレクトロニクス株式会社 電流検出回路、半導体装置、及び、半導体システム
US11243235B2 (en) * 2018-07-06 2022-02-08 Texas Instruments Incorporated Load current sensing at low output voltage
US10581420B2 (en) * 2018-07-20 2020-03-03 Nanya Technology Corporation Semiconductor device
US10794982B2 (en) 2018-11-21 2020-10-06 Nxp Usa, Inc. Dynamic calibration of current sense for switching converters
FR3104853B1 (fr) * 2019-12-13 2022-08-19 Commissariat Energie Atomique Commande d'interrupteurs
GB2603448A (en) * 2020-10-02 2022-08-10 Nordic Semiconductor Asa Energy supply circuit
CN113534884B (zh) * 2021-08-10 2022-08-12 江苏应能微电子有限公司 一种低功耗采样mosfet功率管电流的电路
US20250180609A1 (en) * 2023-11-30 2025-06-05 Qualcomm Incorporated Power gating switch with current sensor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2206010A (en) * 1987-06-08 1988-12-21 Philips Electronic Associated Differential amplifier and current sensing circuit including such an amplifier
EP0743529B1 (de) 1995-05-16 2004-07-28 STMicroelectronics S.r.l. Verfahren und zugehöriger Schaltkreis zur Feststellung einer Schaltungsunterbrechung
DE19520735C2 (de) * 1995-06-07 1999-07-01 Siemens Ag Schaltungsanordnung zum Erfassen des Laststroms eines Leistungs-Halbleiterbauelementes mit sourceseitiger Last
ITMI981217A1 (it) * 1997-06-05 1999-12-02 Denso Corp Struttura perfezionata per un circuito di misura di corrente
US6020729A (en) 1997-12-16 2000-02-01 Volterra Semiconductor Corporation Discrete-time sampling of data for use in switching regulators
US5969513A (en) 1998-03-24 1999-10-19 Volterra Semiconductor Corporation Switched capacitor current source for use in switching regulators
DE19838657B4 (de) * 1998-08-25 2008-01-24 Infineon Technologies Ag Schaltungsanordnung zum Erfassen des Laststromes eines Leistungs-Feldeffekt-Halbleiterbauelementes
US6268716B1 (en) 1998-10-30 2001-07-31 Volterra Semiconductor Corporation Digital voltage regulator using current control
US6160441A (en) * 1998-10-30 2000-12-12 Volterra Semiconductor Corporation Sensors for measuring current passing through a load
US6198261B1 (en) 1998-10-30 2001-03-06 Volterra Semiconductor Corporation Method and apparatus for control of a power transistor in a digital voltage regulator
US6100676A (en) 1998-10-30 2000-08-08 Volterra Semiconductor Corporation Method and apparatus for digital voltage regulation
US6031361A (en) 1998-10-30 2000-02-29 Volterra Semiconductor Corporation Voltage regulation using an estimated current
ATE338377T1 (de) * 2001-09-26 2006-09-15 Dialog Semiconductor Gmbh Mos-stromerfassungsschaltung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8779777B2 (en) 2010-06-04 2014-07-15 Linear Technology Corporation Dynamic compensation of aging drift in current sense resistor
TWI463143B (zh) * 2010-06-04 2014-12-01 Linear Techn Inc 對電流感測電阻器之老化漂移的動態補償
TWI776075B (zh) * 2018-08-08 2022-09-01 美商高通公司 在用於量測經傳送電力之晶粒上直流至直流轉換器中之電流感測
US11637494B2 (en) 2018-08-08 2023-04-25 Qualcomm Incorporated Current sensing in an on-die direct current-direct current (DC-DC) converter for measuring delivered power
CN110988433A (zh) * 2019-11-19 2020-04-10 苏州佳世达光电有限公司 电流检测电路及电流检测方法

Also Published As

Publication number Publication date
US6559684B2 (en) 2003-05-06
US20020158615A1 (en) 2002-10-31
JP2004516458A (ja) 2004-06-03
AU2002224382A1 (en) 2002-04-22
ATE294397T1 (de) 2005-05-15
DE60110466D1 (de) 2005-06-02
EP1360511A2 (de) 2003-11-12
WO2002031517A3 (en) 2003-08-28
WO2002031517A2 (en) 2002-04-18
EP1360511B1 (de) 2005-04-27

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